condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.213686 0.0 0.427372 8 h after light 0.64637 0.22062 1.07212 4 h after dark 0.5864119999999999 0.534249 0.638575 8 h after dark 0.32242950000000004 0.106727 0.538132 12 h after dark 0.1070415 0.105863 0.10822